//
// Copyright (c) 2005 BroadVision, Inc. All rights reserved.
//
// This software is copyrighted.  Under the copyright laws, this software
// may not be copied, in whole or in part, without prior written consent
// of BroadVision, Inc. or its assignees.  This software is provided under
// the terms of a license between BroadVision and the recipient, and its
// use is subject to the terms of that license.
//
// This software may be protected by one or more U.S. and International
// patents.  Certain applications of BroadVision One-To-One software are
// covered by U.S. patent 5,710,887.
//
// TRADEMARKS: BroadVision and BroadVision One-To-One are registered
// trademarks of BroadVision, Inc., in the United States and the European
// Community, and are trademarks of BroadVision, Inc., in other
// countries.  The BroadVision logo, is a trademark of BroadVision, Inc.,
// in the United States and other countries. Additionally, IONA and Orbix
// are trademarks of IONA Technologies, Ltd.  RSA, MD5, and RC2 are
// trademarks of RSA Data Security, Inc.
//

package com.broadvision.manage.common.tools.action.group;

import java.util.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.Globals;

import com.broadvision.system.accesscontrol.client.*;
import com.broadvision.visitor.client.VisitorManager;
import com.broadvision.visitor.client.Visitor;
import com.broadvision.visitor.client.VisitorGroupManager;
import com.broadvision.visitor.interfaces.VisitorGroup;
import com.broadvision.portal.services.*;

import com.broadvision.manage.common.tools.user.UserProfile;
import com.broadvision.manage.tools.action.BaseAction;
import com.broadvision.manage.common.tools.action.user.UserUtils;


/**
 * Creates or edits a group.
 */
public class GroupEditAction extends BaseAction {

  public static final VisitorManager visitorMgr = new VisitorManager();

  /**
   * Implements the action for creating a group.
   * <p> <p>
   * @param mapping <code>ActionMapping</code> object used to select this instance
   * @param form Optional <code>ActionForm</code> bean for this request (if any)
   * @param request <code>HttpServletRequest</code> object to process
   * @param response <code>HttpServletResponse</code> object to process
   * <p> <p>
   * @return <code>ActionForward</code> instance describing where and how
   * control should be forwarded, or null if the response has already been completed
   * <p> <p>
   * @throws Exception if an error occurs
   */
  public ActionForward processExecute(ActionMapping mapping,
                                      ActionForm form,
                                      HttpServletRequest request,
                                      HttpServletResponse response)
  throws Exception
  {
    try {
      PortalVisitor agent = getPortalVisitor(request);
      Visitor visitor = agent.getVisitor();
      // add permission checking
      AccessManager aclMgr = AccessManager.instance();
      if ((!aclMgr.isUserInRole(visitor, UserProfile.USER_ADMIN)) && (!UserProfile.isOrganizationAdmin(visitor))) {
        request.setAttribute(Globals.ERROR_KEY, "error.group.noGroupAdmin");
        return mapping.findForward("failure");
      }
      String parameter = mapping.getParameter();
      boolean edit = false;
      if (parameter != null && parameter.equals("edit")) {
        edit = true;
      }
      UserUtils.setP(form, "edit", new Boolean(edit));
      String groupFQN = (String) UserUtils.getP(form, "groupFQN");
      if ("root".equals(groupFQN)) {
        request.setAttribute(Globals.ERROR_KEY, "error.application");
        return mapping.findForward("failure");
      }

      // change made to support groups by service
      boolean readonly = false;
      String parentGroupFQN = (String) UserUtils.getP(form, "parentGroupFQN");
      if ("root".equals(parentGroupFQN)) {
        readonly = true;
      } 
      UserUtils.setP(form, "readonly", new Boolean(readonly)); 

      if (edit) {
        VisitorGroup thisGroup = VisitorGroupManager.getVisitorGroupByFqn(groupFQN);
        OrganizationObjectInfo org = new OrganizationObjectInfo(thisGroup);
        ArrayList admins = (ArrayList) aclMgr.getPrincipalsInRole(UserProfile.ORGANIZATION_ADMIN, org);
        String[] userAliases = new String[((null == admins) ? 0 : admins.size())];
        if (null != admins) {
          for (int i = 0; i < admins.size(); i++) {
            Visitor v = (Visitor) admins.get(i);
            userAliases[i] = v.getName();
          }
        }
        int index = groupFQN.lastIndexOf("/");
        UserUtils.setP(form, "originalGroupFQN", groupFQN);
        UserUtils.setP(form, "administrators", userAliases);
        UserUtils.setP(form, "originalAdmins", userAliases);
        String friendlyName = groupFQN.substring(index + 1);
        UserUtils.setP(form, "groupName", friendlyName);
        if (-1 == index) {
          UserUtils.setP(form, "groupFQN", friendlyName);
        }
        else {
          UserUtils.setP(form, "groupFQN", groupFQN.substring(0, index));
        }
        UserUtils.setP(form, "isLDAP", new Boolean((index <= 0)));
      }
    }
    catch (Exception ex) {
      request.setAttribute(Globals.ERROR_KEY, "error.application");
      return mapping.findForward("failure");
    }
    return mapping.findForward("success");
  }
  
}
